Perfect Binary Tree

Famous quotes containing the words perfect and/or tree:

    The hawk is aerial brother of the wave which he sails over and surveys, those his perfect air-inflated wings answering to the elemental unfledged pinions of the sea.
    Henry David Thoreau (1817–1862)

    Our courage breaks like an old tree in a black wind and dies,
    But we have hidden in our hearts the flame out of the eyes
    Of Cathleen, the daughter of Houlihan.
    William Butler Yeats (1865–1939)